| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the License. You may obtain a |
| * copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License |
| * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
| * or implied. See the License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package org.apache.geode.distributed.internal.membership.gms.messages; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| import org.apache.geode.DataSerializer; |
| import org.apache.geode.distributed.internal.ClusterDistributionManager; |
| import org.apache.geode.distributed.internal.HighPriorityDistributionMessage; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.distributed.internal.membership.NetView; |
| |
| public class ViewAckMessage extends HighPriorityDistributionMessage { |
| |
| int viewId; |
| boolean preparing; |
| NetView alternateView; |
| |
| public ViewAckMessage(InternalDistributedMember recipient, int viewId, boolean preparing) { |
| super(); |
| setRecipient(recipient); |
| this.viewId = viewId; |
| this.preparing = preparing; |
| } |
| |
| public ViewAckMessage(int viewId, InternalDistributedMember recipient, NetView alternateView) { |
| super(); |
| setRecipient(recipient); |
| this.viewId = viewId; |
| this.alternateView = alternateView; |
| this.preparing = true; |
| } |
| |
| public ViewAckMessage() { |
| // no-arg constructor for serialization |
| } |
| |
| public int getViewId() { |
| return viewId; |
| } |
| |
| public NetView getAlternateView() { |
| return this.alternateView; |
| } |
| |
| public boolean isPrepareAck() { |
| return preparing; |
| } |
| |
| @Override |
| public int getDSFID() { |
| return VIEW_ACK_MESSAGE; |
| } |
| |
| @Override |
| public int getProcessorType() { |
| return 0; |
| } |
| |
| @Override |
| public void process(ClusterDistributionManager dm) { |
| throw new IllegalStateException("this message is not intended to execute in a thread pool"); |
| } |
| |
| @Override |
| public void toData(DataOutput out) throws IOException { |
| super.toData(out); |
| out.writeInt(this.viewId); |
| out.writeBoolean(this.preparing); |
| DataSerializer.writeObject(this.alternateView, out); |
| } |
| |
| @Override |
| public void fromData(DataInput in) throws IOException, ClassNotFoundException { |
| super.fromData(in); |
| this.viewId = in.readInt(); |
| this.preparing = in.readBoolean(); |
| this.alternateView = DataSerializer.readObject(in); |
| } |
| |
| @Override |
| public String toString() { |
| String s = getSender() == null ? getRecipientsDescription() : "" + getSender(); |
| return "ViewAckMessage(" + s + "; " + this.viewId + "; preparing=" + preparing + "; altview=" |
| + this.alternateView + ")"; |
| } |
| |
| } |